Description

3',4',7,8-Tetrahydroxyflavone is a polyphenolic flavonoid compound of significant research and commercial interest. Its unique hydroxylation pattern confers potent antioxidant and biological activity, making it a valuable reference standard and a key intermediate for advanced studies. This compound is essential for researchers and manufacturers in the pharmaceutical, nutraceutical, and life science sectors who require high-purity bioactive molecules for development and quality control.

Application

• Pharmaceutical Reference Standard: Used as a high-purity certified standard for analytical method development, validation, and quality control in drug discovery and natural product analysis.
• Biochemical Research: Serves as a critical tool for studying enzyme inhibition (e.g., kinases, phosphodiesterases), antioxidant mechanisms, and cellular signaling pathways.
• Nutraceutical & Cosmetic Ingredient Development: Investigated for its potential antioxidant and skin-protective properties in functional food, dietary supplement, and cosmetic formulations.
• Natural Product Isolation & Identification: Acts as a key marker compound for the identification, standardization, and authentication of botanical extracts containing complex flavonoids.
• Organic Synthesis Intermediate: Utilized as a building block for the semi-synthesis of novel flavonoid derivatives with enhanced or modified biological activities.

Basic Information

Product Name	3',4',7,8-Tetrahydroxyflavone
CAS No.	3440-24-2
Molecular Formula	C15H10O6
Molecular Weight	286.24 g/mol
Synonyms	Norartocarpetin; 3',4',7,8-Tetrahydroxyflavone; 5-Deoxyquercetin; 7,8,3',4'-Tetrahydroxyflavone; Flavone, 3',4',7,8-tetrahydroxy-; 2-(3,4-Dihydroxyphenyl)-5,6,7-trihydroxy-4H-chromen-4-one; 3,3',4',5,7-Pentahydroxyflavone (5-deoxy); NSC 407292
EINECS	Contact for details

Quality Control

Every batch of 3',4',7,8-Tetrahydroxyflavone is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure identity, purity, and consistency, supporting its use in research and regulated environments. A Certificate of Analysis (COA) detailing specifications such as HPLC purity, identity confirmation (IR, NMR), and residual solvent content is available with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C or as indicated on the product label/COA. This product is easily oxidized (store under inert atmosphere) and light-sensitive (store away from light). For long-term storage, consider under an inert atmosphere such as argon or nitrogen.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥95.0% (Typical 97-99%)
Water Content (KF)	≤2.0%
Residue on Ignition	≤0.5%
Heavy Metals	≤20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.